Home / 3,516.85-5,275.55-1,051.48

Finding the Fourth Proportional to 3,516.85, 5,275.55 and 1,051.48

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Solution

The fourth proportional to 3,516.85, 5,275.55 and 1,051.48 is: 1,577.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.85 : 5,275.55 = 1,051.48 : x
  2. Step 2: Convert to fraction form
    3,516.85/5,275.55 = 1,051.48/x
  3. Step 3: Cross multiply
    3,516.85x = 5,275.55 × 1,051.48
  4. Step 4: Simplify right side
    3,516.85x = 5,547,130.06
  5. Step 5: Solve for x
    x = 5,547,130.06/3,516.85
  6. Step 6: Final answer
    x = 1,577.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.